From 2a1962fc4ad720835fd74ea178d4910d00e51b70 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@ruby-lang.org>
Date: Thu, 12 Sep 2024 15:46:57 +0900
Subject: [PATCH] Warn missing irb cases

---
 prelude.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/prelude.rb b/prelude.rb
index 2a9940deaa..2f67f528e9 100644
--- a/prelude.rb
+++ b/prelude.rb
@@ -35,6 +35,8 @@ class Binding
       Bundler::Definition.no_lock = true
 
       Bundler::Runtime.new(nil, definition).setup
+    rescue Bundler::GemNotFound
+      warn "Failed to activate #{gem}, please install it with 'gem install #{gem}'"
     ensure
       Bundler.ui = orig_ui
       Bundler::Definition.no_lock = orig_no_lock